Vulnerability-Lookup

PYSEC-2026-1234

Vulnerability from pysec - Published: 2026-07-07 16:03 - Updated: 2026-07-07 17:23

Details

A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the 'username' field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed.

Severity

1.9 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P

Impacted products

Name	purl
calibreweb	pkg:pypi/calibreweb

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "calibreweb",
        "purl": "pkg:pypi/calibreweb"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.6.25"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.12",
        "0.6.13",
        "0.6.14",
        "0.6.15",
        "0.6.16",
        "0.6.17",
        "0.6.18",
        "0.6.19",
        "0.6.20",
        "0.6.21",
        "0.6.22",
        "0.6.23",
        "0.6.24",
        "0.6.25"
      ]
    }
  ],
  "aliases": [
    "CVE-2025-65858",
    "GHSA-pc5g-j9j7-p4q3"
  ],
  "details": "A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the \u0027username\u0027 field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed.",
  "id": "PYSEC-2026-1234",
  "modified": "2026-07-07T17:23:52.942261Z",
  "published": "2026-07-07T16:03:11.806566Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-65858"
    },
    {
      "type": "WEB",
      "url": "https://github.com/KhanhDuy155/calibre-web-CVE-2025-65858/blob/main/CVE-2025-65858.md"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/janeczku/calibre-web"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/calibreweb"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-pc5g-j9j7-p4q3"
    }
  ],
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Calibre-Web Has a Stored Cross-Site Scripting (XSS) Vulnerability via the \u0027username\u0027 Field During User Creation"
}

CVE-2025-65858 (GCVE-0-2025-65858)

Vulnerability from cvelistv5 – Published: 2025-12-02 00:00 – Updated: 2025-12-02 15:12

Summary

Severity

3.5 (Low)


                        
                          CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

n/a
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

mitre

References

1 reference

URL	Tags
https://github.com/KhanhDuy155/calibre-web-CVE-20…

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 3.5,
              "baseSeverity": "LOW",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "HIGH",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-65858",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-02T15:12:45.908461Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-79",
                "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-02T15:12:48.645Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the \u0027username\u0027 field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-02T13:52:45.767Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/KhanhDuy155/calibre-web-CVE-2025-65858/blob/main/CVE-2025-65858.md"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-65858",
    "datePublished": "2025-12-02T00:00:00.000Z",
    "dateReserved": "2025-11-18T00:00:00.000Z",
    "dateUpdated": "2025-12-02T15:12:48.645Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

GHSA-PC5G-J9J7-P4Q3

Vulnerability from github – Published: 2025-12-02 15:30 – Updated: 2025-12-02 17:37

Summary

Calibre-Web Has a Stored Cross-Site Scripting (XSS) Vulnerability via the 'username' Field During User Creation

Details

Severity

1.9 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "calibreweb"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.6.25"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-65858"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-12-02T17:37:08Z",
    "nvd_published_at": "2025-12-02T14:16:25Z",
    "severity": "LOW"
  },
  "details": "A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the \u0027username\u0027 field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed.",
  "id": "GHSA-pc5g-j9j7-p4q3",
  "modified": "2025-12-02T17:37:08Z",
  "published": "2025-12-02T15:30:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-65858"
    },
    {
      "type": "WEB",
      "url": "https://github.com/KhanhDuy155/calibre-web-CVE-2025-65858/blob/main/CVE-2025-65858.md"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/janeczku/calibre-web"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Calibre-Web Has a Stored Cross-Site Scripting (XSS) Vulnerability via the \u0027username\u0027 Field During User Creation"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

PYSEC-2026-1234

CVE-2025-65858 (GCVE-0-2025-65858)

GHSA-PC5G-J9J7-P4Q3

Tags

Sightings

Nomenclature